2001066652 has 24 divisors (see below), whose sum is σ = 3774225392. Its totient is φ = 922838400.

The previous prime is 2001066649. The next prime is 2001066667. The reversal of 2001066652 is 2566601002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001066652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54127 + ... + 83257.

Almost surely, 2^2001066652 is an apocalyptic number.

It is an amenable number.

2001066652 is a deficient number, since it is larger than the sum of its proper divisors (1773158740).

2001066652 is a wasteful number, since it uses less digits than its factorization.

2001066652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30469 (or 30467 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2001066652 is about 44733.2834922723. The cubic root of 2001066652 is about 1260.1449929727.

Adding to 2001066652 its reverse (2566601002), we get a palindrome (4567667654).

The spelling of 2001066652 in words is "two billion, one million, sixty-six thousand, six hundred fifty-two".